update most attributes on duplicate alert
update most attributes on duplicate alert

skob/alerta,guardian/alerta,skob/alerta,0312birdzhang/alerta,skob/alerta,0312birdzhang/alerta,mrkeng/alerta,guardian/alerta,mrkeng/alerta,guardian/alerta,mrkeng/alerta,mrkeng/alerta,0312birdzhang/alerta,guardian/alerta,skob/alerta